HP L1940 Service Manual page 74

74
HP L1940
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Protocol Parameters
The USB hub and associated ports shall be compliant with the USB specification for high speed
devices. The USB device speed shall be 480 Mbit/sec. The maximum polling rate shall be every 256
ms.
Fig 1: Average Surface Brightness ,Position 5 = Screen center point
2004-08-31
Jacky Lee
GENERAL PRODUCT SPECIFICATION(Continued)
L/2
1
4
7
Fig-2 HP Uniformity Test Pattern
19 inch LCD Monitor
TYPE : EJ6B50/02
BRAND : HP L1940
2004-08-31
L/10
L
2 3
5 6
8 9
8639 000 15804
590
28
W/10
W
W/2
24